Belt buckle



FIG. 1 is a perspective view of a belt buckle in accordance with the present invention;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a back plan view thereof. 

CLAIM The ornamental design for a belt buckle, as shown and described. 